20019053 has 2 divisors, whose sum is σ = 20019054. Its totient is φ = 20019052.

The previous prime is 20019031. The next prime is 20019059. The reversal of 20019053 is 35091002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14645929 + 5373124 = 3827^2 + 2318^2 .

It is a cyclic number.

It is not a de Polignac number, because 20019053 - 2¹² = 20014957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20019059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10009526 + 10009527.

It is an arithmetic number, because the mean of its divisors is an integer number (10009527).

Almost surely, 2^20019053 is an apocalyptic number.

It is an amenable number.

20019053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20019053 is an equidigital number, since it uses as much as digits as its factorization.

20019053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 20019053 is about 4474.2656380684. The cubic root of 20019053 is about 271.5279306337.

The spelling of 20019053 in words is "twenty million, nineteen thousand, fifty-three".